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Junying Niu - Suppressing Electromagnetic Interference in Switching-Mode Power Supplies by Chaotic Carrier Frequency Modulation

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Junying Niu

Suppressing Electromagnetic Interference in Switching-Mode Power Supplies by Chaotic Carrier Frequency Modulation

Series: Informatik/ Kommunikation

Volume 851 2017

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Analogue Chaotic Frequency PWM IC S. 64-77

„… chaotic frequency PWM IC will be designed, and then the design of the digital one will be discussed in the …” „… chaotic frequency oscillator 67 5 Analogue Chaotic Frequency PWM IC 5.3 Design of CCFM-Based Oscillator …” „… analogue chaotic frequency PWM IC will be designed to facilitate the application of chaotic modulation, so …”

Introduction S. 1-16

„… illustrates the SMPS controlled by a digital chaotic frequency PWM IC, whose design is based on a Field …” „… Drivers based experimental research Design of analogue chaotic frequency PWM IC Digitally controlled …” „… SMPS Design of digital chaotic frequency PWM IC Figure. 1.13: Content of the dissertation Hence, the …”

Conclusion S. 93-94

„… modulation in SMPSs is verified. (4) The analogue chaotic frequency PWM IC was designed. CCFM was realized by …” „… making the certain parameter of the IC’s oscillator changing chaotically. The designed oscillator can be …” „… chaotic frequency PWM IC was designed. The switching frequency can be modulated by dithering the switching …”

Titelei/Inhaltsverzeichnis

„… plug-in component for power supplies with standard PWM ICs, and for designing a chaotic frequency PWM IC …” „… analogue chaotic driver of a PWM IC is designed to dither either of the threshold voltages chaotically. The …” „… , it is necessary to integrate a chaotic frequency oscillator into the standard PWM IC, which is to be …”

Digital Chaotic Frequency PWM IC S. 78-92

„… reduce EMI in the digital systems, a chaotic digital PWM (CDPWM) IC is designed based on FPGA, and its …” „… are consistent with the simulations, and it is verified that the designed CDPWM IC is effective to …” „… pre-assigned value of the switching period counter changing chaotically. Therefore, the CDPWM IC is designed …”

Chaotic Carrier Frequency Modulation Module S. 17-33

„… Switching converter Figure. 2.1: The circuit design of CCFM scheme based on PWM IC 17 2 Chaotic Carrier …” „… ]. Most of the schemes adopt the same PWM IC, i.e. UC3825, and are designed in the same circuit structure …” „… been proposed to suppress EMI of SMPS, their drawbacks of design complexity, high cost, and …”

References S. 95-106

„… References [1] R. Lenk. Practical Design of Power Supplies. IEEE Press, 2005. [2] M. R. Yazdani, H …” „… , I. Omura, Y. Sakiyama, M. Yamaguchi, K. Matsushita, and T. Ogura. Critical IGBT Design Regarding EMI …” „… and Switching Losses. In Power Semiconductor Devices and IC’s, 2008. ISPSD’08. 20th International …”

Application of CCFM in LED Drivers S. 45-63

„… drivers, 45 4 Application of CCFM in LED Drivers CCM IC (UC3842) controlled flyback converter (20W) and …” „… VCM IC (TL494) controlled push-pull converter (150W). The tests on EMC, electrical characteristics and …” „… 5, U1B and U1A. Therein, CON1, the interface connected to PWM IC, has three pins, which are the …”

doi.org/10.51202/9783186851109

Krinke Andreas - Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design

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Krinke Andreas

Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design

Series: Rechnerunterstützte Verfahren

Volume 474 2020

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Titelei/Inhaltsverzeichnis

„… is the large number of constraints that have to be taken into account during AMS IC design. They are …” „… verifiable in all relevant cells. Constraints are integrated into the AMS IC design process so that they can …” „… constraints in all types of design tools—not only for AMS IC design, but after generalization for any design …”

Bibliography S. 132-146

„… of Analog IC’s”. In: Proceedings of the Design, Automation and Test in Europe. 1998, pages 971–972 …” „… . “Design Databases”. In: EDA for IC Implementation, Circuit Design, andProcess Technology. Edited by L …” „… . “Simultaneous Placement andModule Optimization of Analog IC’s”. In: Proceedings of the 31st Design Automation …”

Research Objectives S. 18-20

„… CHAPTER 3 Research Objectives Every design process is characterized by the consideration of …” „… numerous constraints. They create dependencies between components and, therefore, slow down both design and …” „… further automation. This applies in particular to the design of analog/mixed-signal (AMS) integrated …”

Adaptive Data Model for Efficient Constraint Propagation S. 91-102

„… . 6.1 State of the Art Widely used software tools for IC design, for example from Cadence, Synopsys, or …” „… relational databases mentioned above. As a result, processing of IC design data, and in particular the …” „… LIBRARY ORGANIZATION shows this static model for IC design data including constraints. According to this …”

Research Summary, Conclusions, and Outlook S. 122-127

„… continuous, automated AMS IC design—from constraints to tape-out [Kri+19]. 127 …” „… a static data model for common IC design data including original and propagated constraints and can …” „… commercial IC design environment Cadence DF II. Our constraint propagation methodology was also integrated …”

Introduction S. 1-9

„… analog design and turning away from the dominance of manual design steps in AMS IC design. [JL09; JLF11 …” „… propagation is explained in this thesis using AMS IC design as an example, the approach can also be applied to …” „… prerequisite for the efficient design of such complex systems, as it allows the workload to be distributed over …”

Glossary S. 128-131

„… describes a design solution, including constraints. Design element Individual object that is part of an IC …” „… reference implementation of a database for IC design data. OpenAccess is provided by the OpenAccess …” „… Glossary Back-annotation Theprocess of adding information from later design steps tomore abstract …”

Implementation and Results S. 103-121

„… , was tested with several industrial AMS IC designs. The largest design consisted of 175 libraries, 3407 …” „… used the design data for the “IC616 Constraint Workshop” and for the “IC616 FrontToBackWorkshop”. From …” „… well as propagated constraints. 120 7.4 SUMMARY AND CONCLUSIONS After creating an example AMS IC design …”

Constraints and Constraint Types S. 21-40

„… hierarchy. 4.1 Design Hierarchy Most complex system designs consist of many components. Especially for IC …” „… Chapter 5. For a better understanding, however, we will first introduce the various aspects of a design …” „… design, these components have also been called module, cell, view, block, cellview, and other names [Bal …”

State of the Art S. 10-17

„… Constraint Derivation The specification of an IC defines abstract, high-level design objectives. The process …” „… (electrical) constraints that guarantee the intended functionality, • design-methodical constraints that …” „… missing. 2.2 Design Databases Software tools for designing integrated circuits (summarized under the term …”

Constraint Propagation S. 41-90

„… extraction and therefore also netlist extraction is an integral part of every modern IC design environment …” „… design element e in the top cell. This equation states that a designparameterψbu that requires bottomup …” „… constraint information throughout the design hierarchy. The goal of this process and thus of our methodology …”

doi.org/10.51202/9783186474209

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OPE Journal

Browse Volumes: OPE Journal

OPE Volume 11 (2021) Issue 35 ISSN Online: 2366-8040

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A versatile platform for fully-printed, ubiquitous smart systems S. 25-26

„… designs, thus avoiding undesirable and costly restructuring of the product supply chain. PrintIC …” „… , thanks to the PrintIC technology, this label is designed to be applied as a simple retrofit to existing …” „… PragmatIC, it is expected that their technology can lower the cost, making future products affordable for …”

Innovation exemplified S. 34-35

„… COMPONENTS34 No 35 | May 2021 | OPE journal The HMI Panel offers a high degree of design freedom …” „… Innovation exemplified Leonhard Kurz’ HMI panel sets new standards: attractive design meets advanced …” „… creative design. Offering an innovative concept for automotive HMI panels with a seamless, completely …”

doi.org/10.51202/2366-8040-2021-35

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Konstruktion

Browse Volumes: Konstruktion

Konstruktion Volume 69 (2017) Issue 09 ISSN Online: 0720-5953

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Die Ladesäule fährt im Kofferraum mit S. 46-47

„… IEC-Norm 62752. Wegweisend ist auch das Design. nun gelungen, nämlich mit dem Mode 2-Ladesystem mit „In …” „… Cable Control and Protection Device“, kurz IC-CPD. „Das IC-CPD ist eine transportable Ladestation …” „… Ladesystem macht“, sagt Karl Knezar, Leiter Automotive Business bei Lapp Systems. Das IC-CPD erfüllt …”

doi.org/10.37544/0720-5953-2017-09

Hans Dieter Benjamin Prautsch - Layout-Generatoren für den Analogentwurf in kleinen Technologieknoten

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Hans Dieter Benjamin Prautsch

Layout-Generatoren für den Analogentwurf in kleinen Technologieknoten

Series: Rechnerunterstützte Verfahren

Volume 478 2022

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Literaturverzeichnis S. 167-180

„… : https://www.cadence.com/content/dam/cadence-www/global/en_US/documents/tools/custom-ic-analog-rf-design/virtuoso-analog-design-fam-ds.pdf. [Zugriff am 06.05.2021]. [18] Cadence, „Cadence PCell Designer, Visual Programming Tool for …” „… . Eichler, K.-H. Rooch und R. Buhl, „Design of a 12-Bit Cyclic RSD ADC Sensor Interface IC Using the …” „… Design Tradeoffs in Analog IC Placement with Layout-Dependent Effects,“ 16th Int. Conf. on Synthesis …”

Titelei/Inhaltsverzeichnis

„… – integrated circuits – IC design – generators – templates – design flow – placementDer Entwurf analoger …” „… conditions, the still predominantly manual analog IC design becomes more and more complex and expensive …” „… -Entwurf – Generatoren – Templates – Designflow – PlatzierungKeywords: Design automation – EDA – layout – analog …”

Grundlagen zum Analogentwurf S. 9-29

„… separaten, zusätzlichen Tools die Kommunikation mit dem eigentlichen IC-Entwurfswerkzeug (z. B. Cadence …” „… oder 17 neuer „bottom-up meets top-down design flow“ [2] bezeichnet. Abbildung 9 zeigt beispielhaft …” „… IC-Entwurf für fast alle Anwendungsbereiche, ggf. angepasst, zum Einsatz [52][52, S. 4 ff.]. Sie wird auch …”

Stand der Technik der Analogautomatisierung S. 30-41

„… hinaus auch prozedurale Generatoren, die persistente Daten in die Design-Bibliothek schreiben. Dieses …” „… technologieabhängig3. Prozedurale Generatoren, die statische Zellen direkt in die Design-Bibliothek (engl. library …” „… Generatoren entwickeln, die (editierbare) Zellen in die Design-Bibliothek generieren. Siemens EDA bietet …”

doi.org/10.51202/9783186478207

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